2644627132 has 24 divisors (see below), whose sum is σ = 5303231360. Its totient is φ = 1130416560.

The previous prime is 2644627103. The next prime is 2644627169. The reversal of 2644627132 is 2317264462.

It is a junction number, because it is equal to n+sod(n) for n = 2644627091 and 2644627100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113994 + ... + 135217.

Almost surely, 2^2644627132 is an apocalyptic number.

It is an amenable number.

2644627132 is an abundant number, since it is smaller than the sum of its proper divisors (2658604228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2644627132 is a wasteful number, since it uses less digits than its factorization.

2644627132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249601 (or 249599 counting only the distinct ones).

The product of its digits is 96768, while the sum is 37.

The square root of 2644627132 is about 51425.9383191012. The cubic root of 2644627132 is about 1382.8916353329.

The spelling of 2644627132 in words is "two billion, six hundred forty-four million, six hundred twenty-seven thousand, one hundred thirty-two".